BLACK HILLS CORP /SD/ — DEF 14A Filings
26 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by BLACK HILLS CORP /SD/ (BKH), sorted by most recent first. Each row links to the full filing on EdgarLookup. BLACK HILLS CORP /SD/ has filed 26 DEF 14A documents with the SEC since 2016. To view all SEC filings by BLACK HILLS CORP /SD/, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
144
25-NSE
3
305B2
35-CERT
4
4/A
424B2
424B3
424B4
424B5
424B7
425
5
8-A12B
8-K
8-K/A
ARS
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFR14A
DRS
EFFECT
FWP
POSASR
PRE 14A
RW
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13G/A
SE
U-1
U-1/A
U-3A-2
U-6B-2
U-9C-3
U5A
U5A/A
U5B
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001193125-26-113958 | Mar 18, 2026 | Apr 29, 2026 |
| DEF 14A | DEF 14A | 0000950170-25-039148 | Mar 14, 2025 | Mar 12, 2025 |
| DEF 14A | DEF 14A | 0000950170-24-032219 | Mar 15, 2024 | — |
| DEF 14A | DEF 14A | 0000950170-23-008021 | Mar 15, 2023 | — |
| DEF 14A | DEF 14A | 0001130464-22-000006 | Mar 17, 2022 | Apr 26, 2022 |
| DEF 14A | DEF 14A | 0001130464-21-000009 | Mar 18, 2021 | Apr 27, 2021 |
| DEF 14A | BHC 2020 PROXY | 0001130464-20-000011 | Mar 13, 2020 | Apr 28, 2020 |
| DEF 14A | BHC PROXY | 0001130464-19-000015 | Mar 15, 2019 | Dec 31, 2018 |
| DEF 14A | BHC 2018 PROXY | 0001130464-18-000019 | Mar 15, 2018 | — |
| DEF 14A | BHC 2017 PROXY | 0001130464-17-000014 | Mar 16, 2017 | Dec 31, 2016 |
| DEF 14A | BHC 2016 PROXY | 0001130464-16-000184 | Mar 17, 2016 | Apr 26, 2016 |
| DEF 14A | PROXY | 0001130464-15-000110 | Mar 19, 2015 | Dec 31, 2014 |
| DEF 14A | DEF 14A | 0001130464-14-000080 | Mar 20, 2014 | Apr 29, 2014 |
| DEF 14A | DEF 14A | 0001130464-13-000094 | Mar 14, 2013 | — |
| DEF 14A | PROXY STATEMENT | 0001130464-12-000035 | Mar 22, 2012 | May 23, 2012 |
| DEF 14A | DEF 14A | 0001047469-11-003554 | Apr 13, 2011 | May 25, 2011 |
| DEF 14A | DEF 14A | 0001047469-10-003655 | Apr 13, 2010 | May 25, 2010 |
| DEF 14A | DEF 14A | 0001047469-09-003883 | Apr 7, 2009 | May 19, 2009 |
| DEF 14A | DEF 14A | 0001047469-08-004249 | Apr 8, 2008 | May 20, 2008 |
| DEF 14A | DEF 14A | 0001104659-07-027269 | Apr 10, 2007 | May 22, 2007 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001104659-06-024572 | Apr 12, 2006 | May 24, 2006 |
| DEF 14A | DEF 14A | 0001104659-05-016238 | Apr 13, 2005 | May 25, 2005 |
| DEF 14A | BH CORP 2004 PROXY STATEMENT | 0001130464-04-000136 | Apr 14, 2004 | May 26, 2004 |
| DEF 14A | BHC PROXY 2003 | 0001130464-03-000068 | Apr 21, 2003 | May 28, 2003 |
| DEF 14A | BLACK HILLS CORPORATION PROXY STATEMENT 2002 | 0001130464-02-000012 | Apr 15, 2002 | May 29, 2002 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0000012400-01-000027 | Mar 27, 2001 | May 30, 2001 |